<template>
  <div class="app-container">
    讲师列表

    <!--查询表单-->
    <el-form :inline="true" class="demo-form-inline">
      <el-form-item>
        <el-input v-model="teacherQuery.name" placeholder="讲师名"/>
      </el-form-item>

      <el-form-item>
        <el-select v-model="teacherQuery.level" clearable placeholder="讲师头衔">
          <el-option :value="1" label="高级讲师"/>
          <el-option :value="2" label="首席讲师"/>
        </el-select>
      </el-form-item>

      <el-form-item label="添加时间">
        <el-date-picker
          v-model="teacherQuery.begin"
          type="datetime"
          placeholder="选择开始时间"
          value-format="yyyy-MM-dd HH:mm:ss"
          default-time="00:00:00"
        />
      </el-form-item>
      <el-form-item>
        <el-date-picker
          v-model="teacherQuery.end"
          type="datetime"
          placeholder="选择截止时间"
          value-format="yyyy-MM-dd HH:mm:ss"
          default-time="00:00:00"
        />
      </el-form-item>

      <el-button type="primary" icon="el-icon-search" @click="getList()">查询</el-button>
      <el-button type="default" @click="resetData()">清空</el-button>
    </el-form>

    <!-- 表格 -->
    <el-table
      :data="list"
      border
      fit
      highlight-current-row>

      <el-table-column
        label="序号"
        width="70"
        align="center">
        <template slot-scope="scope">
          {{ (page - 1) * limit + scope.$index + 1 }}
        </template>
      </el-table-column>

      <el-table-column prop="name" label="名称" width="80" />

      <el-table-column label="头衔" width="80">
        <template slot-scope="scope">
          {{ scope.row.level===1?'高级讲师':'首席讲师' }}
        </template>
      </el-table-column>

      <el-table-column prop="intro" label="资历" />

      <el-table-column prop="gmtCreate" label="添加时间" width="160"/>

      <el-table-column prop="sort" label="排序" width="60" />

      <el-table-column label="操作" width="200" align="center">
        <template slot-scope="scope">
          <router-link :to="'/teacher/edit/'+scope.row.id">
            <el-button type="primary" size="mini" icon="el-icon-edit">修改</el-button>
          </router-link>
          <el-button type="danger" size="mini" icon="el-icon-delete" @click="removeDataById(scope.row.id)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!-- 分页 -->
    <el-pagination
      :current-page="page"
      :page-size="limit"
      :total="total"
      style="padding: 30px 0; text-align: center;"
      layout="total, prev, pager, next, jumper"
      @current-change="getList"
    />

  </div>
</template>
<script>
//引入调用teacher.js文件
import teacher from '@/api/edu/teacher'

export default {
  //写核心代码位置
  // data:{
  // },
  data() { //定义变量和初始值
    return {
      list:null,//查询之后接口返回集合
      page:1,//当前页
      limit:10,//每页记录数
      total:0,//总记录数
      teacherQuery:{} //条件封装对象
    }
  },
  created() { //页面渲染之前执行，一般调用methods定义的方法
    //调用
    this.getList()
  },
  methods:{  //创建具体的方法，调用teacher.js定义的方法
    //讲师列表的方法
    getList(page=1) {
      this.page = page
      teacher.getTeacherListPage(this.page,this.limit,this.teacherQuery)
        .then(response =>{//请求成功
          //response接口返回的数据
          //console.log(response)
          this.list = response.data.rows
          this.total = response.data.total
          console.log(this.list)
          console.log(this.total)
        })
    },
    resetData() {//清空的方法
      //表单输入项数据清空
      this.teacherQuery = {}
      //查询所有讲师数据
      this.getList()
    },
    //删除讲师的方法
    removeDataById(id) {
      this.$confirm('此操作将永久删除讲师记录, 是否继续?', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {  //点击确定，执行then方法
        //调用删除的方法
        teacher.deleteTeacherId(id)
          .then(response =>{//删除成功
            //提示信息
            this.$message({
              type: 'success',
              message: '删除成功!'
            });
            //回到列表页面
            this.getList()
          })
      }) //点击取消，执行catch方法
    }

  }
}
</script>
